#pragma once
#include "BieuThuc.h"
#include "BieuThucTong.h"
class BieuThucTich : public BieuThuc
{
public:
	BieuThuc BT1;
	BieuThuc BT2;
	BieuThucTich();
	BieuThucTich(BieuThuc BTa, BieuThuc BTb);
	BieuThuc TinhDaoHam();
	double TinhGiaTri();
};

